/Engine/Source/Runtime/AudioMixer/Public/Quartz/AudioMixerClockManager.h
Get Tick rate for clock safe to call from AudioThread (uses critical section)
[FQuartzClockTickRate](API\Runtime\Engine\Sound\FQuartzClockTickRate) GetTickRateForClock ( const [FName](API\Runtime\Core\UObject\FName) & InName )